OBSTETRICS: OBSTETRICAL COMPLICATIONSRacial and Social Predictors of Longitudinal Cervical Measures: The Cervical Ultrasound StudyHarville, E. W.; Miller, K. S.; Knoepp, L. R. Author Information Department of Epidemiology, Tulane University School of Public Health and Tropical Medicine (E.W.H.); Department of Biomedical Engineering, Tulane University School of Science and Engineering (K.S.M.); and Department of Obstetrics and Gynecology, Ochsner Clinic (L.R.K.), New Orleans, LA Obstetrical & Gynecological Survey 72(9):p 527-528, September 2017. | DOI: 10.1097/01.ogx.0000524511.04943.70 Buy Metrics Abstract (Abstracted from J Perinatol 2017;37:335–339) Shorter cervical length is associated with preterm birth (PTB), and previous studies have found that women of African origin have shorter cervical length than do white women and are more prone to cervical insufficiency. Cervical shape (a “V”- and “U”-shaped funnel) and changes to cervical shape and length are also associated with PTB. Copyright © 2017 Wolters Kluwer Health, Inc. All rights reserved.